Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing our new design according to a first embodiment; and,

FIG. 2 is a front view of a display screen or portion thereof with graphical user interface showing our new design according to a second embodiment.

The broken line showing of the alphanumeric characters, symbols, and display screen in the Figures is for environmental purposes only and forms no part of the claimed design. 

CLAIM We claim, the ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 